Civil rights advocates are calling for a “transparent” investigation into the actions of a Pennsylvania state trooper, who police say shot and killed a deaf Black man last week after he brandished a gun and didn’t respond to verbal commands.Darion Thompson, 26, who was deaf and had intellectual disabilities, was shot once at his home in Washington, Washington County, around 6:30 a.m. Friday and later died at UPMC Mercy in Pittsburgh, reported th…